Questions Asked on
March 27, 2015

Art
Artists make shapes in the background smaller than shapes in the foreground to communicate their distance from the viewer.How else might a landscape artist show shapes in the background to depict their distance from the viewer? A.Show shapes with bright
asked by CookieMonster 
math
Why Was the Engineer Driving the Train Backwards?
asked by aj 
goverment
What is the civil service and how do people join?
asked by jimm 
Algebra 1
A physics student stands on top of a hill that has an elevation of 56 meters. He throws a rock and it goes up into the air and then falls past him and lands on the ground below. The path of the rock can be modeled by the equation  y=0.04x^2+1.3x+56 where
asked by Steve 
Math
Tasha is planning an expansion of a square flower garden in a city park. If each side of the original garden is increased by 7m the new total area will be 144m^2. Find the length of each side of the original garden.
asked by Steve 
HISTORY
1. Which of the following are accurate statements regarding the origins of county government? (1 point) County seats served as social and economic hubs. County governments gave rural Georgians a voice in the legislature. The county seat contained the
asked by Historyhelp 
Social Studies
Which of the Following most contributed to the rise of Sumer? A: Farming B:Military power C:isolated location D:Trade
asked by Death 5034 
science
A golfer tees off and hits a golf ball at a speed of 31 m/s and at an angle of 35 degrees. How long was the ball in the air? Round the answer to the nearest tenth of a second.
asked by Anonymous 
Math
Andrew has a combination of 8 quarters, dimes and nickels that add up to a value of 95 cents. How many of each coin does Andrew have?
asked by Heidi 
math
Sam is flying a kite. The length of the kite string is 80 meters, and it makes an angle of 75° with the ground. The height of the kite from the ground is... A.20.27 B.61 C.77.27
asked by jade 
us history
The picture depicts a camp meeting during the Second Great Awakening. How might a woman attending the meeting feel? Angry that she is only allowed to watch but not participate Frustrated about having to keep her excitement to herself Inspired to renew her
asked by Oscar 
Chemistry
A woman expends 96 kJ of energy in walking a kilometer. The energy is supplied by the metabolic breakdown of food intake and has a 35 % efficiency. If the woman drives a car over the same distance, how much energy is used if the car gets 8.7 km per liter
asked by James 
us history
Which of the following best describes the Declaration of Sentiments? a) a document that demanded equality for women based on the ideas in the Declaration of Independence b) a public speech given by Elizabeth Cady Stanton that declared women equal to men,
asked by Oscar 
LA  1 question
3. In which of these lines is the meaning of the word resent best expressed? A. "Suppose you try keeping still for five minutes." B. "Anne, dear, don't be such a baby." C. "You know we're going to forget how to dance...When we get out we wont remember a
asked by SkatingDJ 
us history
Which of these statements best compares the economic development of the North and South during the first half of the 19th century? More factories and railroad lines were built in the North than in the South. The North developed more trade connections with
asked by Oscar 
Math
What is the value of c so that y=x^2+15x+c is a perfect square trinomial?
asked by Steve 
us history
How did the presence of the border states illustrate a difference between the Union and Confederacy? The Confederacy had more internal political disagreements than the Union. The Confederacy had more states on its side than the Union. The Union's
asked by Oscar 
us history
Which answer best describes how many Southern states responded to the Thirteenth Amendment? The states created new laws that further expanded the rights of the former slaves. The states supported the Amendment and granted the former slaves all rights of
asked by Oscar 
English vocab
if you BLANK someone's mail, then you seize it before the person receives it; however, it is illegal to take someone's mail, so the police might attempt to BLANK you and put you in jail. What are the two blanks?
asked by Anonymous 
Algebra 1
a ball is thrown into the air with an upward velocity of 32 ft per second. Its height h in feet after t seconds is given by the function h(t)=16t^2 +32t+6. How long does it take the ball to reach its maximum height? What is the balls maximum height? a 22
asked by Steve 
Civics to Ms.Sue
3. Which one of the following statements is accurate for the Articles of Confederation? A. There was only one central court. B. Each state could veto a presidential decision. C. There was no president. D. Interstate commerce could be regulated.
asked by Sarah 
Chemistry
The thermochemical equation which is associated with ∆H°f, the standard enthalpy of formation, for urea, CO(NH2)2 (s), is: CO (g) + 2NH3 (g) > CO(NH2)2 (s) + H2 (g) CO (g) + 2H2 (g) + N2 (g) > CO(NH2)2 (s) C (s) + O (g) + N2 (g) + 2H2 (g) >
asked by Miranda 
English
1. Choose the letter of the one sentence in which quotations and underlining are correctly used. A. I hope, commented Josh, that I do well enough to make it to the final race. B. "I hope," commented Josh, "that I do well enough to make it to the final
asked by Jay 
Civics
4. An agreement to count slaves as threefifths of a person was related to A. the denial of African Americans the right to vote. B. the number of Senators each state would have. C. the way in which population would be counted in each state.
asked by Sarah 
Chemistry
A buret is partially filled with NaOH solution, to a volume of 1.14mL. A 20mL sample of 0.1011 M HCl is titrated to a faint pink phenolphthalein endpoint. The final buret buret reading is 22.37mL. What is the molarity of the NaOH solution? Please help.
asked by Michelle 
chemistry
Calculate the pH of a buffer which contains 0.0500 M pyruvic acid and 0.0450 M sodium pyruvate. (The Ka of pyruvic acid is 4.1 × 10–3)
asked by paula 
Math Help!!!
identify the sequence as arithmetic, geometric, or neither. explain your answer. 1.6 , 0.8 , 0.4 , 0.2 ....
asked by math help asap 
Algebra 1
A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y= 0.04x^2+8.3x,where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters of the
asked by Steve 
Chemistry
C2H5OH(l) + 3 O2(g) > 2 CO2(g) + 3 H2O(g) During an experiment 10.00 g of ethanol is completely burned in air to release CO2(g) and H2O(g) as shown in the equation above. During the combustion, 296.6 kJ of heat energy is released. What is the molar
asked by Anonymous 
Math
3. A rectangular prism has a width of 92 ft and a volume of 240 ft3. Find the volume of a similar prism with a width of 23 ft. Round to the nearest tenth, if necessary. (1 point) 3.8 ft3 60 ft3 15 ft3 10.4 ft3 Please help me work this out! I'm not sure how
asked by Anon 
English
Hello, can you check with me to see if this answer is correct to this question. What does scrooge mean by these lines in a Christmas carol Act two scene four? Spirit this is a fearful place, in leaving it, I shall not leave its, lesson, Trust me let us go.
asked by sierra 
math
the world's largest cube puzzle in Knoxville measures 6 feet on each side. The scale factor between a standard cube puzzle and largest is 1/24. Find the surface area and volume of the standard cube puzzle. Answer is 0.375ft^2/0.015625ft^3 Not sure how they
asked by mary 
Physics
A person pushes on a 56kg refrigerator with a horizontal force of 260 N; the minus sign indicates that the force points in the x direction. The coefficient of static friction is 0.58. (a) If the refrigerator does not move, what are the magnitude and
asked by Physics2hard4me 
Algebra 1
Use the graph of f(x) to find the solutions to the equation f(x)=0 a2 10 & 2 b_ 2 10 & 2 c 1 10 d no solutions
asked by Steve 
Chemistry
Tetraphosphorus (P4), commonly known as white phosphorus, forms different compounds with chlorine (Cl2) depending on the amount of chlorine present. If chlorine is limited, phosphorus trichloride (PCl3) is formed. If there is an excess of chlorine,
asked by Madison 
PHYSICS
A swimmer, capable of swimming at a speed of 1.24 m/s in still water (i.e., the swimmer can swim with a speed of 1.24 m/s relative to the water), starts to swim directly across a 2.24kmwide river. However, the current is 0.553 m/s, and it carries the
asked by Physics2hard4me 
English 3
Read the following passage from “Coyote v. Acme”: Such injuries sustained by Mr. Coyote have temporarily restricted his ability to make a living in his profession as predator. Mr. Coyote is selfemployed and thus not eligible for Workmen’s
asked by Ciaria 
math
The model of a new apartment building is 10 in, x 28 in x 18 in. the architect plans for the new building to be 144 times the size of the model. What will the volume and surface area of the new building be when it is completed? 10 x 18 x 28 = 5040 x 144^3
asked by nathaniel 
us history
reed or damon i need your help How was General William Tecumseh Sherman's March to the Sea negative for Southern civilians? He burned the cities of Atlanta and Vicksburg. He destroyed homes and factories. He freed slaves and used them as soldiers. He took
asked by Oscar 
us history
How was General William Tecumseh Sherman's March to the Sea negative for Southern civilians? He burned the cities of Atlanta and Vicksburg. He destroyed homes and factories. He freed slaves and used them as soldiers. He took no civilian prisoners. i think
asked by Oscar 
statistics
The Dean of a university claims that no more than 10% of the students drop out of university. She chooses a random sample of 500 students and decides that she will accept the claim only if no more than 25 of the 500 students drop out of university. In fact
asked by Anonymous 
Physics
At the train station, you notice a large horizontal spring at the end of the track where the train comes in. This is a safety device to stop the train so that it will not plow through the station if the engineer misjudges the stopping distance. While
asked by Martez 
programming concepts
Input a list of positive numbers ( terminated by 0) into an array, find the mean ( average) of the numbers in the array, and output the result. Use a subprogram to input the numbers, a function to find the mean, and a subprogram to output the result.
asked by marian 
Chemistry 1002
Calculate the standard entropy change for the following reaction at 25 °C. 2 Al (s) + 3 ZnO (s) > Al2O3 (s) + Zn (s) answer is in J/K mol
asked by Jen 
goverment check answers
What does Congress have the power to do? buy land and elect the state governors coin money and declare war make treaties and nominate judges manage state parks and build roads not sure Which of the following is a difference between the House of
asked by jimm 
English
I need a good thesis statement about dreams
asked by Sue 
Science
Salinity of the ocean A)is generally very low B)changes with climate C)decreases with increase in temperature D)increases where a river meets the ocean I think its A but I'm not sure I just want to make sure.
asked by Sierra 
Civics
1. A bicameral legislature features A. one hundred equal representatives. B. two legislative bodies. C. four equal legislative bodies. D. one legislative body ?
asked by Sarah 
math
A class survey in a large class for firstyear college students asked, “About how many minutes do you study on a typical weeknight?” The mean response of the 463 students was = 118 minutes. Suppose that we know that the study time follows a Normal
asked by jordon 
Civics
3. Which one of the following statements is accurate for the Articles of Confederation? A. There was only one central court. B. Each state could veto a presidential decision. C. There was no president. D. Interstate commerce could be regulated.
asked by Sarah 
us history
ow did Floridians vote during the presidential election of 1860? They voted for the proslavery Southern Democrat. They voted for the moderate Republican.. They were split between Republicans and Southern Democrats. Their votes went uncounted due to
asked by Oscar 
Algebra
A person riding a Ferris wheel with a diameter of 64 feet travels once around the wheel in 25 seconds. What is the average speed of the rider in miles per hour? (Round your answer to one decimal place.)
asked by Vicki 
american Literature
(1) Alexander the Great died when he was quite young. He was but thirtytwo years of age when he ended his career, and as he was about twenty when he commenced it, it was only for a period of twelve years that he was actually engaged in performing the work
asked by jimm 
chemistry
a solution contains 0.216 moles of a base and 0.614 moles of the conjuagte acid in a total volume of 800 mL. The pH of the solution 9.65. what is the value for kb of the base? the answer is 1.27E4 how do you do it? do you need to convert from moles to
asked by JH 
computers
Two technicians are discussing the interface between system memory and the motherboard. Technician A says data errors caused by speed mismatches are handled by making the memory run a parity check for every bit accessed. Technician B says those speed
asked by m 
Chemistry
You need to prepare 100.0 mL of a pH=4.00 buffer solution using 0.100 M benzoic acid (pKa = 4.20) and 0.220 M sodium benzoate. How much of each solution should be mixed to prepare this buffer? mL of benzoic acid ? mL of sodium benzoate?
asked by Ana 
SS
Which Party endorsed the Wilmot Proviso? 1. Whig 2. freesoil 3. democratic ** 4. republican ** what i think is right.
asked by elizabeth 
Civics
2. The Eighteenth Amendment, "Prohibition," was reversed by the _______ Amendment. A. Twentieth B. Twentyfirst C. Nineteenth D. Twentysecond B?
asked by Sarah 
Engineering Economics
A granary has two options for a conveyor used in the manufacture of grain for transporting, filling, or emptying. One conveyor can be purchased and installed for $70,000 with $3,000 salvage value after 16 years. The other can be purchased and installed for
asked by Anonymous 
Civics
7. The original purpose of the Constitutional Convention of 1787 was to A. develop the principle of states' rights. B. solve the slavery issue. C. revise the Articles of Confederation. D. elect the first president of the United States. C?
asked by Sarah 
Ethics in Technology
Which of the following was NOT a result of the adoption of mechanical calculators? A. Less demand for “superstars” who could rapidly compute sums by hand B. Higher productivity of bookkeepers C. Higher salaries of bookkeepers D. Proliferation of
asked by Pat 
physics
A 2.50m long, 450g rope pulls a 10.0kg block of ice across a horizontal, frictionless surface. The block accelerates at 2.50m/s2 . How much force pulls forward on the rope?
asked by Matt 
math/stats
Which of the following statements are true? (A) In a twotail test of hypothesis for a population mean the decision rule is to reject H0 if the test statistic lies outside of the action limits. (B) A statistical test of hypothesis is performed under the
asked by Anonymous 
biochemistry
if you dissolve 9 mg of glucose in 5 ml of water .what is the concentration of glucose in %w\v the resulting solution?
asked by Anonymous 
chemistry
It is found that an average volume of 24.25 ml of approximately 0.1 M NaOH is required to reach an endpoint in a titration with 25.00ml of 0.09917 M HCl solution. What is the NaOH concentration? Make sure to give answer to four significant figures.
asked by mel 
computers2
If you're required to install memory in pairs for the system to work, what type of memory module are you most likely using? A. SIMM B. SIPP c. DIPP
asked by m 
electromagnetism
two equal positive charges q are on the y axis,one at y=+a and the other at y=a. a)show that the electric field on the x axis with < Ex=2kqx/(x^2+a^2)^3/2 > . b)show that near the origin,when x is much smaller than a,E,is approximately 2kqx/a^3.
asked by mintesnot 
math
Some functions that aren't invertible can be made invertible by restricting their domains. For example, the function x^2 is invertible if we restrict x to the interval [0,\inf), or to any subset of that interval. In that case, the inverse function is\sqrt
asked by Mark 
English 3
In which sentence is the word punitive used correctly? A. Mario proposed an ingenious, punitive solution to the math problem. B. Teresa’s report was punitive, and she added to its interest by presenting a brilliant slide show. C. The jury’s verdict
asked by Ciaria 
finite math
A young couple saves for a down payment on a house by depositing $100 each month into an annuity that pays a 4.8% annual rate. Find the amount in the annuity at the end of 2 years.
asked by j 
Algebra 1
a boulder is thrown launched into the air with an upward velocity of 184 ft per second. Its height h in feet after t seconds is given by the function h(t)=16t^2 +184t+6. How long does it take the boulder to reach its maximum height? What is the boulder
asked by Steve 
math
Briana wants to divide 5/8 pound of soil evenly among 4 pots how much soil will be in each pot
asked by Ana 
geography,life sciences,maths lit and consumer studies
am in grade 11 so i dnt knw wht career i wnt to do after finished matric so plz help me
asked by tears 
vector algebra
Using Green's theorum evaluate the integral [ from c x^2ydxxy^2dy]. Where c is the closed curve along the circle x^2+y^2 = 4
asked by gourav 
History Reed or Ms. Sue
Essay Prompt: What were the 3 most important social changes in the United States, circa 1870s1900s? Reed or Ms. Sue, if I do the one for the 3 most important social changes for an essay do you think i could talk about the bungalow craze/arts and crafts
asked by TayB 
statistics
Consider the test of hypothesis for the equality of two population means. The sample data from the first population is: n = 10, xbar = 52.4, s = 5. The sample data from the second population is: n = 8, xbar = 48.2, s = 6. Both variables are normally
asked by Anonymous 
Algebra
y is inversely to x. If y=300 when x=4, find y when x=150
asked by Antianna 
Math Help!!!
use the function rule f(X) =3x2 find the output f(1.5). 2.5 2.5 6.5  6.5
asked by math help asap 
Writing skills part 4
2. Because information listed on a website can change from day to day, _______ must be included in the end citation on the Works Cited page. A. the title of the site B. the publication date C. the date of access D. the URL I think b or c but I'm not sure
asked by Nova 
ALgebra
The function f(x) = cx/2x+3 satisfies f(f(x))=x for all real numbers x\= 3/2. Find c. (\= does not equal)
asked by Jim 
math
The coordinates of (triangle) ABC are A(3,1 ) , B( 5,1 ) and C (2,4) (i) Calculate the length of AB , BC and AC (ii) Hence, show that (triangle) is a right angled triangle
asked by James 
physical science
a parachutist jumps from an aeroplane.he has a mass of 80kg.initially,he 'freefalls',before his parachute opens.what is his initial acceleration
asked by mthokozisi 
English
I need help figure out to cite this source that I got on the computer. On google search Operation Just Cause Joint History Office am not sure how to cite it.
asked by m 
statistics
A study is to be conducted to determine whether the mean cost of repairing a car is more than $500. A random sample of 100 repairs is selected and the following decision rule is constructed: conclude the null hypothesis if the sample mean is less than or
asked by Anonymous 
statistics
Which of the following statements are true? (A) In testing the hypothesis for the equality of two population proportions, the acceptance region for the null hypothesis will be wider than the confidence interval for two population proportions, assuming the
asked by Anonymous 
Criminal Justice
legally, the modus operandi data can be used only for what purpose? A. Physical evidence in court B. An investigative lead C. Crime lab analysis D. Establish a suspect's guilt
asked by Me 
Social Studies
8. Which of the resolutions at Seneca Falls Convention was most inspired by married women's inability to own property? () desire for improved education in order to understand property contracts (x) belief that women should have voting rights in order to
asked by Lexiee!(: 
Algebra
Solve by elimination. 4x + 9y = 9 x  3y = 6
asked by Kylie 
Chemistry help
How many electrons are in p orbitals in an atom of oxygen? I answered 8 and 6 but it's wrong. Can anyone pls help.
asked by Mat 
American History
Among instances of corporate malfeasance in the early twentyfirst century, the _______ scandal was the most shocking and economically damaging for employees and shareholders. A. American Tobacco B. Tyco International C. Enron D. WorldCom I have looked all
asked by Alana 
Calculus
1. Prove that, among all rectangles with fixed perimeter p, where p > 0, the largest in area is a square. 2. A 2 × 3 array of six congruent rectangular pigpens (that all look the same from above) will be in the overall shape of a rectangle R. We may use
asked by Andy 
Algebra
f(x) = 2x^2 + 5x 1 Find f(x)  f(a)/xa
asked by Vicki 
chemistry
25 mL 0.4 M KOH will neutralize 10 mL 1.0 M H2SO4 solution. A) True B) False
asked by ashley 
goverment
What are some roles that the president plays in the U.S. government?
asked by jimm 
Economics
What compound annual growth rate is represented by these figures? (Show working). China`s GDP was $1.9 trillion in 2004 and $10.3 trillion in 2014
asked by Kiri 
english
arrange the sentences to good dialoge. a: did you hear the good news? a: you think so? a: i got a promotion at my job b: did you really? b: well, congratulations a: thank you a: seriously, i am so excited a: really? b: yes. good for you b: no, i haven't b:
asked by desy 
Personal Finance
The global economy seems to be in a debt crisis. The National Debt (what we owe) of the United States is now over $18 Trillion dollars and growing every day. Our Gross Domestic Product (our income) is around $16 Trillion. That means our debt is more than
asked by Emily 
american Literature
(1) "It's positively cruel!" pouted Jennie Allen, one of a group of girls occupying a garden bench in the ample grounds of Miss Stearne's School for Girls, at Beverly. "It's worse than that; it's insulting," declared Mable Westervelt, her big dark eyes
asked by jimm 
P H Y S I C S
A lumberjack (mass = 98.3 kg) is standing at rest on one end of a floating log (mass = 258 kg) that is also at rest. The lumberjack runs to the other end of the log, attaining a velocity of +3.69 m/s relative to the shore, and then hops onto an identical
asked by Physics2hard4me 
final project
Hi I'm working on a final project and wanted to know if I coded it right Well a 45 yr old woman goes in for a headache. Undetermined why. I put code 99202 for np ov. Then returns for ov a week later hot compresses worked but is swelling exam shows
asked by jackie 
math
the scale listed on the box containing a model ship is 1 inch to 8 feet. which proportion can be used to find the actual length of the ship if the length of the model is 5 feet
asked by Maria 
statistics
A sample of 50 items is selected to determine whether or not to accept the hypothesis that a population means differs from a value of 20. The sample mean and standard deviation are 18 and 7, respectively. The null hypothesis is not rejected, which of the
asked by Anonymous 
statistics
A VP of manufacturing claims that no more than 3% of items produced using a certain assembly line are defective. A random sample of 100 items from the assembly line had 5 defectives. At the 5% level of significance, which of the following would be part of
asked by Anonymous 
statistics
A comparison of the last year's (Population 1) versus the current year's (Population 2) shipments (in thousands of dollars) for each of six Canadian exporters is given as follows: (4.34, 4.77), (5.89, 5.16), (2.52, 2.73), (3.91, 4.39), (4.99, 5.25), (3.24,
asked by Anonymous 
statistics
The Vancouver Chamber of Commerce claims that the mean cost of hotels in the downtown area of the city is less than in Edmonton. A random sample of 50 hotels in Vancouver (population 1) had a mean nightly rate of $109 with a standard deviation of $15. An
asked by Anonymous 
statistics
A test of hypothesis is performed to determine whether the proportion of Montrealers (population 1) who want the decriminalization of marijuana is greater than the proportion of Torontonians (population 2) who want decriminalization of marijuana. A random
asked by Anonymous 
Math
Use Newton’s Method to approximate 3^(√7) to four decimal places. Use x1 = 2 as your seed. Round off intermediate iterates to five decimal places
asked by Jane 
English
1. The basis is another word for ________. A. the overall thesis of the essay B. selecting categories C. the order of classification D. guidelines provided by a professor
asked by Jay 
Algebra
Simplify. Write the answer using positive exponents only. (x^5y^6/a^5)^3
asked by Autumn 
math
to the nearest mile,how many miles did the Navajo travel if 1 inch= 4 miles
asked by rico 
finite math
Sam wants to invest the same amount at the end of every 3 months so that he will have 4000 in 3 years. The account will pay 6% compounded quarterly. How much should he deposit each quarter.
asked by j 
si7
is there a way where i can upload i picture with my question
asked by math help asap 
computers
How is the SIMM an improvement on the SIPPs and DIPs that preceded it? a. SIMMs are larger and thus hold more memory. b. Every SIMM houses a row of pins on each side. c. The SIMM is soldered to the system board.
asked by m 
math
Two positive integers aer in the ratio 2:5. If the product of the two integers is 40, find the larger integer.
asked by scicenemaster21212 
social studies
Which of the following is not associated with el nino?
asked by kayli 
statistics
Which of the following statements are false? (A) The tdistribution should always be used when n is small. (B) A test of hypothesis is found to have a pvalue of .0682. Then one should conclude H1 if the level of significance is 10% and conclude Ho if the
asked by Anonymous 
statistics
A random sample of 150 investment bankers (population 1) had thirty percent who expressed dissatisfaction with their choice of career. A random sample of 200 financial analysts (population 2) had fortytwo percent who expressed dissatisfaction. In testing
asked by Anonymous 
chemistry
who created the mcilvaine buffer system?
asked by LK 
Algebra 1
How many real number solutions does the equation have? 8x^282=0 o solutions 1 2 infinitely many I get 1/2 so would it be 2?
asked by Steve 
data management
3. To identify the cultural events that its readers would like to see reviewed, a weekly magazine conducted a survey of randomly selected members of local arts groups. a) Discuss any bias that could affect the results of this survey. b) Suggest a different
asked by sathu 
suggestion
I couldn't find a place for this, but I have a suggestion. Can we have it so we can upload an image along with out questions? Like if there's a graph of some sort.
asked by Callie 
mathematical physics
Solve the initial initial value problem d^2x/dt^2+2DX/dt3x =0, x(2π) = 0, x(2π) = 13
asked by gourav 
mathematical physics
Obtain the temperature distribution u(x,t) in a laterally insulated rod of length L if both ends on the road are kept at 0°c and the initial temperature distribution in the bar is: u(x,0) = 6sin[πx/L]
asked by gourav 
math
75 pupils sat for a Science Test. The average score was 58 marks. If the average score of the girls was 62 marks and the average score of the boys was 56 marks, how many boys sat for the test?
asked by john 
Travel
What are the 4 regions in the Caribbean with islands?
asked by Shy 
personal selling
How ICT development impact on personal selling
asked by Locracious 
math
The function f(x) = cx/2 x+3 satisfies f(f(x))=x for all real numbers x\= 3/2. Find c.
asked by Jim 
dps
log 10 power 25 +10 log 10 power 4
asked by vyas pankaj 
math
The drama club needs to make 30 costumes for the school play. Each costume uses 3 3/4 yards of material. If a bolt of material contains 20 yards and if the fabric store sells material only in full bolts,how many bolts should the drama club buy?
asked by paulette 
chem
You need to make up 2 litres of a 4 M solution of sodium chloride. What mass of sodium chloride do you need? (mwt of sodium chloride = 58.44)
asked by dfghjm 
math/stats
A sample of 50 items is selected to determine whether or not to accept the hypothesis that a population means differs from a value of 20. The sample mean and standard deviation are 18 and 7, respectively. The null hypothesis is not rejected, which of the
asked by Anonymous 
math
500 tickets being sold at 2.00 per ticket but you can get 3 tickets for 5.00 if all the tickets are sold at 3 for 5.00 how much money will be earned when all tickets are sold
asked by saundra 
Criminal Justice
Which one of the below is an explosive accessory bombers use: A. Can Opener B. Detonation Cord C. Ballpoint Pen D. Copy Paper
asked by Me 
algebra
dy/dx = x/y , y(0) = −3
asked by Mila 
algebra
dy/dx = x/y , y(0) = −3 my answer: (x^2+9)^1/2 , but this is wrong.
asked by Mila 
Algebra 2
Karl says that you can take the square root of each side of an equation. Therefore, he says that (x + 5)2 + ( y – 7)2 = 36 and ( x + 5) + ( y – 7) = 6 are equivalent equations. Emily says the equations are not equivalent. Who is right? Explain your
asked by Ethan 
langue arts
some one gave me a paper with these letters on it ikydimsgcjgcocsy and its suppose to make a sentence i cant figure it out please help me
asked by trinity 
Math
If someone could help me with this, I would appreciate it! Thanks! Directions: Determine if these two are inverses of one another. A= [ 1 1 1 3 5 4 0 1 0] A^1= [ 4 1 1 0 0 1 3 1 2]
asked by Katie 
vector algebra
For any two vectors u and v show that (u.v)^2[(u.v)×v].u = u^2v^2
asked by gourav 
vector algebra
Using the Divergence theorum evaluate the flux integration from s vector A.ds where A = xi^+yj^+zk^ and s is the complete surface of the hemisphere which has its centre at the origin and a radius of 6 units.
asked by gourav 
mathematical physics
Show that : (I) u = e^xsiny is a solution of Laplace's equation. (ii) u= x^2+t^2 is a solution of the wave equation.
asked by gourav 
general
anyopne know any good personal math tutors onine
asked by math help asap 
General Question.
What colour represents Distrust Caring Loyalty
asked by Thi 
English 3
What part of this selection from The Woman Warrior best illustrates the complications faced by bicultural families? A. Brave Orchid’s memory of Ellis Island and her own immigration experience B. Brave Orchid’s concerns about her son in Vietnam C. the
asked by Ciaria 
vector algebra
Show that vector del(r^2) = 2vector r
asked by gourav 
biddies
May I tickle your fancy with a question? Yes I may. What is flux? Dont send a wiki article plssszzzz
asked by R. 'twanks